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Summary of Significant Accounting Policies - Narrative (Details) | 12 Months Ended
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Jan. 31, 2023 USD ($) segment | Jan. 31, 2022 USD ($) | Jan. 31, 2021 USD ($)
Concentration Risk [Line Items] |  |  |
Number of operating segments | segment | 1 |  |
Amortization period of capitalized contract costs (in years) | 3 years |  |
Amortization period for contract renewals | 1 year |  |
Costs capitalized to obtain revenue contracts, gross | $ 29,400,000 | $ 47,800,000 |
Costs capitalized to obtain revenue contracts, amortization | 38,600,000 | 39,500,000 |
Costs capitalized to obtain revenue contracts | 52,100,000 | 61,300,000 |
Capitalized cost impairment | 0 | 0 | $ 0
Advertising expenses | 3,500,000 | 8,400,000 | 7,500,000
Capitalized software development costs | 3,900,000 | 7,200,000 |
Capitalized computer software, amortization | 4,900,000 | 3,700,000 | 2,600,000
Capitalized computer software, additions | 1,300,000 | 2,400,000 |
Amortization expense associated with cloud computing arrangements | 2,500,000 | 2,100,000 | $ 800,000
Intangible assets, net | $ 193,000 | $ 217,000 |
Minimum |  |  |
Concentration Risk [Line Items] |  |  |
Contract term | 1 year |  |
Maximum |  |  |
Concentration Risk [Line Items] |  |  |
Contract term | 3 years |  |
Software Development | Minimum |  |  |
Concentration Risk [Line Items] |  |  |
Useful life (in years) | 2 years |  |
Software Development | Maximum |  |  |
Concentration Risk [Line Items] |  |  |
Useful life (in years) | 3 years |  |
Restricted Stock Units (RSUs) | Minimum |  |  |
Concentration Risk [Line Items] |  |  |
Award requisite service period (in years) | 1 year |  |
Restricted Stock Units (RSUs) | Maximum |  |  |
Concentration Risk [Line Items] |  |  |
Award requisite service period (in years) | 4 years |  |
Employee Stock Option |  |  |
Concentration Risk [Line Items] |  |  |
Award requisite service period (in years) | 4 years |  |
Furniture and fixtures |  |  |
Concentration Risk [Line Items] |  |  |
Property and equipment, useful life (in years) | 5 years |  |
Office equipment |  |  |
Concentration Risk [Line Items] |  |  |
Property and equipment, useful life (in years) | 3 years |  |
Computer software | Minimum |  |  |
Concentration Risk [Line Items] |  |  |
Property and equipment, useful life (in years) | 2 years |  |
Computer software | Maximum |  |  |
Concentration Risk [Line Items] |  |  |
Property and equipment, useful life (in years) | 3 years |  |

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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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